Fatal error: Uncaught Error: Class 'Twig_Error' not found in /home/sven/www/svenk.org/~koeppel/src/lib/Twig/Sandbox/SecurityError.php:17 Stack trace: #0 {main} thrown in /home/sven/www/svenk.org/~koeppel/src/lib/Twig/Sandbox/SecurityError.php on line 17